A minimal C runtime for Linux i386 and x86_64 in 87 SLOC of C

In plain words

rt0 is a minimal C runtime written in 87 lines of code that enables C programs to run on Linux for i386 and x86_64 architectures. It is designed for developers who need a lightweight startup environment for C applications. The project stands out for its extreme simplicity and compactness, providing only essential functionality required to initialize and run C code on these platforms.

written from the facts on this page · September 2026

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